Mini mechanical electronic buzzer and speaker designed for 3V DC systems. Compact and easy to integrate, this sounder provides clear audible alerts for a wide range of low voltage electronics. Key benefits Clear audible alerts for status notifications and alarms. Ideal when a compact, unmistakable sound is needed. Low voltage operation at DC 3V. Compatible with small battery packs and low voltage control circuits. Mini mechanical design saves space. Fits into tight enclosures and compact project boards. Simple integration into electronics projects and devices. Works with common microcontroller platforms when driven correctly. Durable construction for repeated switching and continuous use in typical alert applications. Main features and attributes Function: Mini mechanical electronic buzzer speaker sounder used to generate audible tones and alarms. Voltage: Operates at DC 3V. Size: Compact form factor suitable for space constrained designs. Compatibility: Suitable for use in 3V circuits and compatible with microcontroller projects, development boards, and low voltage consumer electronics. Performance: Delivers clear, repeatable sound output appropriate for alarms, prompts, and notifications. Practical applications DIY electronics and prototyping: Add audible feedback to microcontroller projects such as Arduino or Raspberry Pi based prototypes and learning kits. Alarm and notification systems: Use in door alarms, motion detectors, timers, and equipment status indicators where a compact 3V alert is required. Toys and small appliances: Provide sound effects or status tones in battery powered toys, small appliances, and handheld devices. Installation and use tips Designed for straightforward electrical connection to 3V supply or control output. Confirm polarity and drive capability of the control source. When using with microcontrollers, use an appropriate driver or transistor if required by the control pin current limits. Mount in a location that allows sound to exit the enclosure for audibility. This mini mechanical DC 3V buzzer speaker is a practical component choice when a compact, low voltage audible solution is needed for electronics projects, alarms, and small devices.